refactor(utils): improve TasStorage implementation and tests

- Change exception type from ArgumentOutOfRangeException to ArgumentException
- Fix node seeking logic by correcting candidate order
- Update Visit, Insert, and Remove methods with proper range checks
- Enhance cursor management after removal operations
- Add comprehensive test cases for edge scenarios
- Introduce AssertExtension for better exception testing
- Handle empty collection states more robustly

BallanceTasEditorTests/BallanceTasEditorTests.csproj

@@ -49,6 +49,7 @@
     <Reference Include="System.Core" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="AssertExtension.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Utils\TasStorageTests.cs" />
   </ItemGroup>